Book Image

Mastering the Java Virtual Machine

By : Otavio Santana
Book Image

Mastering the Java Virtual Machine

By: Otavio Santana

Overview of this book

Mastering the Java Virtual Machine is a comprehensive guide that will take you into the heart of Java programming, guiding you through the intricate workings of the Java Virtual Machine (JVM) and equipping you with essential skills to become a proficient Java developer. You’ll start by understanding the JVM, exploring its architecture and how it executes Java code. Through detailed explanations and real-world examples, you’ll gain a deep understanding of JVM internals, enabling you to write efficient and optimized Java applications. As you progress, you’ll delve into memory management and execution, unraveling the complexities of heap and stack management, garbage collection, and memory profiling. You'll learn how memory is allocated and reclaimed in the JVM, as well as how to optimize memory usage and identify performance bottlenecks in your applications. With this knowledge, you’ll be able to create Java programs that are not only robust but also highly performant. By the end of this book, you’ll have the skills needed to excel in Java programming, writing efficient, maintainable code.
Table of Contents (19 chapters)
Free Chapter
1
Part 1: Understanding the JVM
5
Part 2: Memory Management and Execution
9
Part 3: Alternative JVMs
12
Part 4: Advanced Java Topics

Navigating the system operation architecture

In our exploration of the JVM, we’ve peeled back the layers of bytecode execution, memory management, and garbage collection. However, a crucial dimension of JVM mastery is understanding its integration with the broader system operation architecture. This section is a gateway to unraveling the intricate dance between the JVM and the underlying operating system, a nexus where efficiency and performance harmonize.

While our journey has primarily focused on the JVM’s internal mechanics, delving into the symbiotic relationship between the JVM and the operating system unveils new vistas. The system operation architecture is pivotal in shaping the JVM’s behavior, influencing aspects such as thread management, I/O operations, and resource allocation. Understanding this integration is paramount for Java developers aiming to optimize their applications for specific operating environments.

To illuminate the path toward a...